diff --git a/configure.ac b/configure.ac
index 09b22d43..0053e194 100644
--- a/configure.ac
+++ b/configure.ac
@@ -20,7 +20,7 @@
 #
 # $Id$
 
-AC_INIT([GNU nano], [2.1.0], [nano-devel@gnu.org], [nano])
+AC_INIT([GNU nano], [2.1.0-svn], [nano-devel@gnu.org], [nano])
 AC_CONFIG_SRCDIR([src/nano.c])
 AC_CANONICAL_TARGET([])
 AM_INIT_AUTOMAKE